# Math

posted by .

16.Eliot spent 24 minutes solving 8 math problems.At that rate, how many math problems can he solve in 54 minutes?
a.12
B.16
C.18
D.24
A?
Can you explain why it isnt a

• Math -

24/8 = 3 minutes per problem

54/3 = 18 problems in 54 minutes

Another way to solve this problem is to set up a proportion. Cross multiply and solve for x.

8/24 = x/54

24x = 432
x = 432/24
x = 18

• Math -

C.because it takes 3 min per problem which equal out to 8 problem in 24 min and in 54 min you can solve 18.

• Math -

Oh,thanks! I get it now

• Math -

You're welcome. :-)

## Similar Questions

1. ### algebra

how do I help my son answer this question/ cary spent 1/3 of his class working on fraction problems and 3/6 of his class working on algebra problems. He spent the last 10 minutes of his class reading a chapter in his textbook. How …
2. ### Math

I am having problems understanding how to solve problems like the following: a2 + b2 = c2 Please help me where I can understand solving problems such as the one above.
3. ### Math

A person exercises for a total of 25 minutes. Of the 25, 20 minutes is at Level 2. Of the 25, 5 minutes is at Level 3 What is the average level for the 25 minutes?
4. ### Math conversion factors

1. Fruit smoothies sold in the month of march at the rate of 136 a day. 2. Fast food meals eaten is a month at a rate of 72 meals in a year. 3. Homework problems solved in 2 hours 30 minutes at a rate of 26 problems an hour.
5. ### math conversion factors

1. Homework problems solved in 2 hours 30 minutes at a rate of 26 problems an hour.
6. ### algebra

Abby spent 5 1/2 minutes solving 5 math problems on her homework. How much time did she spend on each problem, on average?
7. ### Math

16.Eliot spent 24 minutes solving 8 math problems.At that rate, how many math problems can he solve in 54 minutes?
8. ### Math

14.Henry rides his bike 6 miles every 4 days at that rate how far will he ride his bike in 12 days?
9. ### math

In a 3 hour examination of 350 questions, there are 50 mathematics problems. If twice as much time should be allowed for each problem as for each of the other questions, how many minutes should be spent on the mathematical problems?
10. ### Math

Kenneth has 22 math problems to do for homework. He has 12 problems done.How many more problems does he left?

More Similar Questions